Fly from
Fly to
Route
Depart
Return
Price
St. LouisMontreal
STL - YUL
STLYUL
Lambert-St Louis
Tue 10/12
4:26 p.m.-2:55 p.m.
1 stop21h 29m
Montreal Pierre Elliott Trudeau Intl
Mon 13/1
3:55 p.m.-2:43 p.m.
1 stop23h 48m
St. LouisQuébec City
STL - YQB
STLYQB
Lambert-St Louis
Thu 20/2
3:50 p.m.-10:56 p.m.
1 stop6h 06m
Québec City
Sun 23/2
6:45 a.m.-3:06 p.m.
2 stops9h 21m
St. LouisMontreal
STL - YUL
STLYUL
Lambert-St Louis
Mon 16/12
7:04 a.m.-3:58 p.m.
1 stop7h 54m
Montreal Pierre Elliott Trudeau Intl
Mon 13/1
6:15 p.m.-11:30 p.m.
1 stop6h 15m
St. LouisQuébec City
STL - YQB
STLYQB
Lambert-St Louis
Thu 20/2
3:50 p.m.-10:56 p.m.
1 stop6h 06m
Québec City
Sun 23/2
10:30 a.m.-3:06 p.m.
1 stop5h 36m
St. LouisMontreal
STL - YUL
STLYUL
Lambert-St Louis
Mon 16/12
11:00 a.m.-10:57 p.m.
2 stops10h 57m
Montreal Pierre Elliott Trudeau Intl
Mon 13/1
10:54 a.m.-8:09 p.m.
1 stop10h 15m
St. LouisMontreal
STL - YUL
STLYUL
Lambert-St Louis
Mon 16/12
10:28 a.m.-4:59 p.m.
1 stop5h 31m
Montreal Pierre Elliott Trudeau Intl
Sun 12/1
11:20 a.m.-9:06 p.m.
1 stop10h 46m
St. LouisQuébec City
STL - YQB
STLYQB
Lambert-St Louis
Wed 25/12
3:50 p.m.-10:56 p.m.
1 stop6h 06m
Québec City
Sat 28/12
5:00 a.m.-3:06 p.m.
1 stop11h 06m
St. LouisMontreal
STL - YUL
STLYUL
Lambert-St Louis
Sun 15/12
4:26 p.m.-2:55 p.m.
1 stop21h 29m
St. LouisQuébec City
STL - YQB
STLYQB
Lambert-St Louis
Tue 24/12
3:10 p.m.-9:31 a.m.
2 stops17h 21m
St. LouisMontreal
STL - YUL
STLYUL
Lambert-St Louis
Sun 15/12
5:40 p.m.-10:20 a.m.
2 stops15h 40m
Currently, October is the cheapest month in which you can book a flight from St. Louis to Quebec (average of C$ 241). Flying from St. Louis to Quebec in March is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
In terms of precipitation, rainfall in Quebec ranges from 64.0 - 111.0 mm per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Quebec when rainfall is around 64.0 mm.
If weather is an important factor for your trip to Quebec, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Quebec.
Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis to Quebec, users can toggle the no change fees filter when performing a flight search.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Quebec from St. Louis today and book when prices fit your budget.